Baseball Cap FAQ
EMF Radiation Protection Baseball Cap
What is the sizing of the baseball cap?
The DefenderShield baseball cap has the following specifications: Circumference (in): 18.5-23.5 inches Weight (lb): 0.18
What is the baseball cap made out of?
External Material: 90% Nylon, 10% Spandex Internal Material: 100% Silver Shielding
Can I adjust the sizing of the baseball cap?
Yes. The cap is fully adjustable using a hook and loop strap closure.
Why is there no hole above the adjustable band?
There is no opening at the back of the hat to provide uninterrupted EMF shielding in the dome of the cap. This led us not to include an opening in the back.
What kind of shielding is in the baseball cap?
DefenderShield baseball cap contains our RF Wireless Advanced Shielding Technology. This is the gold standard for blocking the wireless EMF radiation emitted .Feel secure knowing that it blocks up to 99% of wireless (RF) signals up to 10 GHz, which includes low- and mid-band 5G frequencies used in most current 5G networks.